I want to convert longitude and latitude coordinates from WSG84 to Google Mercator. The following code-samples show my coordinates in a KML/KMZ file and where I need the coordinates in the javascript ...

I have installed QGIS and for my project i need to give the shortest path to user from source to destination and following this tutorial
http://workshop.pgrouting.org/chapters/shortest_path.html
In ...

I'd like to use osm2po for a little bike routing planner. Is there a way I can mark those edges that are part of some national, regional or local bike network?
It would be nice to give them a higher ...

I'm sorry but I don't know where to ask this question.
I have to develop a navigation program in my artificial intelligence course. To do it, I need a city map. Probably Barcelona.
I don't which is ...

I've imported a OSM database using Nominatim's setup.php. It's possibile to use some software to render the tiles using that database, or I have to re-import in a different DB for Mapnik et similia?
...

I'd need to display a map that shows only administrative regions level 1 for whole world. Is this doable with OpenStreetMap? I don't want any other data like roads, topology or similar to bi visible - ...

I found the OpenStreetMap-carto stylesheets (.mssfiles) here. I also found an issue discussing a problem with a SQL query here. Does anyone know where I can find the SQL scripts to build the layers ...

I'm trying to create my map server. Importing a planet with osm2psql was perfect, I installed nominatim and is working too. I installed the libapache2-mod-tile packet, caring about to not create the ...

I am currently attempting to use OSM Bright to quickly style some OSM data, so I can export tiles without spending hours writing Carto in TileMill.
This is my first time using osm2pgsql to import OSM ...

I have a GeoJSON file called mygeojson.json and I want to add it as a layer in OpenLayers 3 on top of an openstreetmap layer. So far I could display the openstreetmap world including zoom etc. but for ...

I need to draw a circle around a central location to show where other places are within a given distance.
As objects, OSM-based Umap only supports Marker, Polyline, and Polygon.
Currently, I take a ...

How can I use the overpass-API to recursively get all nodes and their coordinates which belong to the ways of an relation? I need this to draw bounding polygons of all the postal areas inside a city.
...

So, I have a bunch of raw GPS data points which constitute trips.
I want to add semantic information to those data points. For example I'd like to be able to say that a trip consisted of taking street ...

I have loaded shapefiles on OpenGeo Suite template (ol3view), I'd like to create a popup on click for each point to show attributes. I'd also want to highlight a certain part of the map and zoom on ...

I want to get the polygon form a specific street from the OSM data importtes with osm2pqsql using PostGis. Since the streetname isn't the only identifier I wanted to add the postal code as a second ...

Somebody recommended me to use this site:- http://cs2cs.mygeodata.eu/ after I explained that this coordinates[-28.23078, 28.30707] which belongs to Bethlem in South Africa centers the map to towards ...

I have a question with regards to snapping lines to the OSM road network. My goal is to show several delivery routes over the OSM road network. I have done the following:
- Plot all addresses on the ...

Hello I am using a PostGis Database with OSM Data. After importing the data with osm2pgsql in slim mode I found a table named Planet_osm_nodes that has places also. It seems really compressed and has ...

I'd like to know what the difference is between place_id and osm_id. I understand osm_id is some sort of reference number + more convenient for OSM to find location v. lat/lng. If this is the case, ...

I am quite new to this topic and currently trying to decide what library to use for developing OSM-apps with my own tile-server for Android, iOS and Websites (currently using Leaflet for websites) - ...

I am trying to filter a map from openstreetmaps using osmfilter to keep only highways (tag k) and the nodes that are at the extremes of these road segments. I have read many posts in different forums, ...

Is it somehow possible to always get the same IDs in the _2po_4pgr table and in the routing graph when it's run on newer version on the map? So if I ran it on OSM from today, and then on the same area ...